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Sulaksana MD, Yudiana K, Simamora alexander H. Learning Circumference and Area of Building with Video Media for Fourth Class Students of Elementary School. j. ilm. sekol. dasar [Internet]. 11 November 2021 [dikutip 4 April 2025];5(4):697-70. Tersedia pada: https://ejournal.undiksha.ac.id./index.php/JISD/article/view/40129